<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>用户信息</title>
</head>
<body>
  <center>
    <h1>用户列表</h1>
    <table>
      <tr>
        <td>用户名</td>
        <td>密码</td>
        <td>昵称</td>
        <td>年龄</td>
      </tr>
      <tr>
        <td>username</td>
        <td>password</td>
        <td>nickname</td>
        <td>age</td>
      </tr>
    </table>
  </center>
</body>
</html>